000 00286nam a2200109Ia 4500
008 190719s9999 xx 000 0 und d
100 _aH C Saxena/ K C Gupta
245 0 _aIntegral calculus & differential equations
260 _aDelhi
_bR Chand & Co.
_c1969
650 _aMath
942 _cBK
999 _c2852
_d2852